<div class="detailmodule_html"><div class="detail-desc-decorate-richtext"><meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <title> </title> <div style="width:100%;height:100%;"> <div style="width:100%;text-align:center;height:30px;" id="title"> <span style="font-weight:bold;font-size:16px;">Optimal TPA3251D2 Bluetooth 5.0 2.1 Channel Power Audio Stereo Subwoofer Amplifier Board 220Wx2+350W TREBLE Low Tone AMP ZK-AS21</span> </div> <div id="description"> <div class="ui-box-body"> <span style="font-size:18px;"><div>model:ZK-AS21<br />type:Amplifier board<br />Colour:black<br />Material:ABS<br /><br />Size:about 141x131x27mm<br /><br />Package Contents:<br />1 x 2.1 channel TPA3251D2 Bluetooth digital power amplifier board<br /><br />Only the above package content, other products are not included.<br />Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.</div></span> </div> </div> <div id="details"> <div class="ui-box-body"> <span style="font-size:18px;"><table border="0" cellpadding="0" cellspacing="0" style="width: 100.0%;"><tbody><tr> <td style="margin: 0 auto; text-align: center;"><p></p><p></p><p></p><p></p><p></p></td></tr></tbody></table> </span><br /> <p> <br /> </p> <p> </p> </div> </div> </div></div></div>